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Who invented contour lines?

  Charles Hutton invented contour lines while trying to make order of scores of measurements taken by surveyors for the purpose of finding the mass of Mount Schiehallion i (MORE)

Why contour line never crosses another contour line?

Each contour line represents a different elevation. If they touched at any point, that would mean that point would have 2 different elevations at once, which doesn't make any (MORE)
In Whales

List four characteristics of a mammal?

1. Mammals give birth to their young.2. Mammals are warm blooded.3. Mammals have hair on their bodies.4. Mammals feed their young with milk.
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Putting Human Characteristics into Perspective

When anthropologists talk about qualities unique to humans, four factors are generally brought up. These factors, though initially thought to all be specific to humans, have b (MORE)
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In Birds

5 Characteristics of Birds

The six populated continents on Earth are home to thousands of species of birds. These vary in color, shape, and size. All of them share some physical similarities. Here are f (MORE)
In Science

Characteristics of Cnidaria

Cnidaria is an alternative name for the invertebrate phylum Coelenterata, giving emphasis to the stinging structures as characteristic of the phylum. Cnidaria characteristics (MORE)

Identifiable Characteristics of Monarch Butterflies

Monarch butterflies are known as the king of butterflies due to their large size and regal appearance. Monarchs are common in North America and are found in southern Canada an (MORE)

Who invented the contour line?

    Charles Hutton invented contour lines while trying to make order of scores of measurements taken by surveyors for the purpose of finding the mass of Mount Schieh (MORE)
In Drawing

What is a contour line drawing?

Contour-line drawing refers to drawing the outline of something,usually a human figure. Matisse has many examples of this.
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Why do contour lines never cross?

Each contour line represents a different elevation. If two contour lines crossed, or touched, then the point where they cross or touch would be a point that has two differen (MORE)

What are the characteristics of contour?

One of the characteristics of contour is that the variation of the  vertical distance between any of the two contour lines are usually  assumed to be uniform. The other char (MORE)